Diffusion evaporator for active substances



FIG. 1 is a perspective view from above of a diffusion evaporator for active substances comprising a new, original and ornamental design;

FIG. 2 is another perspective view from above of a diffusion evaporator for active substances comprising the new, original and ornamental design;

FIG. 3 is a perspective view from below of a diffusion evaporator for active substances comprising the new, original and ornamental design;

FIG. 4 is a top plan view of a diffusion evaporator for active substances comprising the new, original and ornamental design;

FIG. 5 is a front elevational view of a diffusion evaporator for active substances comprising the new, original and ornamental design;

FIG. 6 is a left-hand side view of a diffusion evaporator for active substances comprising the new, original and ornamental design;

FIG. 7 is a bottom plan of a diffusion evaporator for active substances comprising the new, original and ornamental design;

FIG. 8 is a rear elevational view of a diffusion evaporator for active substances comprising the new, original and ornamental design; and,

FIG. 9 is a right-hand side view of a diffusion evaporator for active substances comprising the new, original and ornamental design.

The broken line portion of the figure drawings is included to show unclaimed subject matter only and forms no part of the claimed design. 

The ornamental design for a diffusion evaporator for active substances, substantially as shown and described. 